package com.itheima.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Employee;
import com.itheima.reggie.service.EmployeeService;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.DigestUtils;
import org.springframework.web.bind.annotation.*;

import javax.servlet.http.HttpServletRequest;
import java.io.Console;
import java.time.LocalDateTime;

@RestController
@RequestMapping("/employee")
public class EmployeeController {

    @Autowired
    private EmployeeService employeeService;

    @PostMapping("/login")
    public R login(HttpServletRequest request, @RequestBody Employee employee)
    {
        String password = employee.getPassword();
        password= DigestUtils.md5DigestAsHex(password.getBytes());

        LambdaQueryWrapper<Employee> lambdaQueryWrapper = new LambdaQueryWrapper<>();
        lambdaQueryWrapper.eq(Employee::getUsername,employee.getUsername());
        Employee emp = employeeService.getOne(lambdaQueryWrapper);

        if (emp==null)
        {
            return R.error("用户不存在");
        }

        if (!emp.getPassword().equals(password))
        {
            return R.error("密码错误，请重新输入");
        }

        if (emp.getStatus()==0)
        {
            return  R.error("账号已禁用");
        }


        request.getSession().setAttribute("employee",emp.getId());



        return  R.success(emp);
    }

    @PostMapping("/logout")
    public R<String> logout(HttpServletRequest request) {
        request.getSession().removeAttribute("employee");

        return R.success("成功退出");

    }
    @PostMapping
    public R<String> save(HttpServletRequest request,@RequestBody Employee employee)
    {
        employee.setPassword(DigestUtils.md5DigestAsHex("123456".getBytes()));

       /* employee.setCreateTime(LocalDateTime.now());
        employee.setUpdateTime(LocalDateTime.now());

        long empId  = (long) request.getSession().getAttribute("employee");

        employee.setCreateUser(empId);
        employee.setUpdateUser(empId);*/

        employeeService.save(employee);


        return R.success("新增员工成功");
    }

    @GetMapping("/page")
    public R<Page> page(int page,int pageSize ,String name){

        Page pageInfo=new Page(page,pageSize);

        LambdaQueryWrapper<Employee> lqw=new LambdaQueryWrapper<>();
        lqw.like(StringUtils.isNotEmpty(name),Employee::getName,name);

        lqw.orderByDesc(Employee::getUpdateTime);

        employeeService.page(pageInfo,lqw);


        return R.success(pageInfo);
    }

    @PutMapping
    public R<String> update(HttpServletRequest  request,@RequestBody  Employee employee)
    {
  /*    Long empId = (Long) request.getSession().getAttribute("employee");

        employee.setUpdateTime(LocalDateTime.now());
        employee.setUpdateUser(empId);*/
        employeeService.updateById(employee);

        return  R.success("员工信息修改成功");

    }

    @GetMapping("/{id}")
    public R<Employee> getById(@PathVariable Long id)
    {
        Employee employee = employeeService.getById(id);

        if (employee!=null) {
            return R.success(employee);
        }
        return R.error("没有查询到对应的员工信息");

    }

}
